If that s true and i wanted to hit a stud close to dead center i d probably make myself about a 6 long 3 32 diameter drill bit locate a stud from inside and bore a hole from inside out next to the stud.
													
																	Find a stud behind siding. 
									
	
		
	
																	Walk very slowly along the exterior siding while holding the stud finder. 
																	You will be wow d. 
																	If you have gaps around the outlet box use a long nail or knife blade to locate the stud on either side of the box. 
																	This means you will always find a stud header or footer on the top bottom or corners of walls. 
															
													
									
	
		
	
																	Add the 5 1 4 inch thickness of the wall to the 12 inches. 
																	If there are no gaps use a long thin nail and nail it about 1 2 from the edge of the box on each side into the wall. 
																	Want to know the fastest easiest genius way to find a wall stud in your home or rv. 
																	If you don t find signs of a stud 16 inches. 
															
													
									
	
		
	
																	You should feel when it goes into the stud. 
																	Help finding stud through vinyl siding of exterior wall to the best of my knowledge we won t see a stud by lifting siding unless the house was built about 1925. 
																	It s easy and works great. 
																	A little light will go off or the finder will make a beeping noise when it finds a stud. 
															
													
									
	
		
	
																	Adjust wall thickness measurements accordingly for thicker walls. 
																	Studs exist to hold up drywall on interior walls and wood sheathing on exterior walls. 
																	Look for the same signs of a stud in that area or rap on the wall sharply with your knuckles and listen for a solid sound instead of a hollow sound. 
																	From the outside hook the tape measure over the outside wall corner and measure in 17 1 4 inches and you should find a stud. 
															
													
									
	
		
	
																	Place the stud finder at the edge of the exterior siding. 
																	Use a stud finder stud finders are the best way to consistently locate the center of studs. 
																	Draw a mark at the exact location where the stud finder locates a stud. 
																	The box is attached to a stud on one side.